package com.sykj.springboot.test.designMode.facadePattern;

import org.apache.logging.log4j.util.Strings;
import org.springframework.util.StringUtils;

import java.util.HashMap;
import java.util.Map;

public class main {


    /**
     * @author lining
     * @date 2022/5/30 15:14
     * @description 门面模式
     **/
    public static void main(String[] args) {
        PostOffice postOffice = new PostOffice();
        postOffice.SendLetter("nihao","济南");

        Map map = new HashMap<>();

        map.put("123","23");

        System.out.println(1<<4);

        String sd = "123";
        sd.equals("123");
        new Thread(){
            @Override
            public void run() {
                super.run();
            }
        }.start();

        new Thread(new Runnable() {
            @Override
            public void run() {

            }
        }).start();
    }

}
